1) For 1xRTT has four forward and two reverse channels,

where as in EVDO channel structure is different.

2) 1x RTT supports upto 153.2 kbps of data, where as EVDO

supports upto 3.1Mbps.

3)In 1x RTT during measurement pilot power ratio , Traffic

power ratio are also taken into consideration; where as in

EVDO FTAP , RTAP with Slots are taken into consideration